From 0c58853bd1e4ca63cdeb5b5ef949d78cbd9028d0 Mon Sep 17 00:00:00 2001
From: Sven Anderson <sven@anderson.de>
Date: Sat, 28 May 2022 21:39:23 +0200
Subject: [PATCH 21/25] xHCI: also accept SBRN 0x31 and 0x32

Signed-off-by: Sven Anderson <sven@anderson.de>
---
 grub-core/bus/usb/xhci-pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grub-core/bus/usb/xhci-pci.c b/grub-core/bus/usb/xhci-pci.c
index a5bd3c97d..cde21f57a 100644
--- a/grub-core/bus/usb/xhci-pci.c
+++ b/grub-core/bus/usb/xhci-pci.c
@@ -76,7 +76,7 @@ grub_xhci_pci_iter (grub_pci_device_t dev, grub_pci_id_t pciid,
       /* Check Serial Bus Release Number */
       addr = grub_pci_make_address (dev, GRUB_XHCI_PCI_SBRN_REG);
       release = grub_pci_read_byte (addr);
-      if (release != 0x30)
+      if (release != 0x30 && release != 0x31 &&release != 0x32)
 	{
 	  grub_dprintf ("xhci", "XHCI grub_xhci_pci_iter: Wrong SBRN: %0x\n",
 			release);
-- 
2.39.5

